package com.weixing.mall.provider.interceptor;

import com.weixing.mall.core.handler.BodyReaderRequestWrapper;

import javax.servlet.*;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletRequest;
import java.io.IOException;

@WebFilter(filterName = "myFilter", urlPatterns = "/*")
public class FrequencyFilter implements Filter {

    @Override
    public void init(FilterConfig filterConfig) throws ServletException {
    }

    @Override
    public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
            throws IOException, ServletException

    {

        if (request instanceof HttpServletRequest) {
            request = new BodyReaderRequestWrapper((HttpServletRequest) request);
        }
        chain.doFilter(request, response);
    }


    @Override

    public void destroy() {

    }

}